Which equation has the solution x=7? a-5x+3=45 B-3x−8=28 c-5x−1=−34 D-2x−5=9
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You can factor -80 as
So, we have
The square root of a product is the product of the square roots:
Since and
, we have
You can factor -80 as
So, we have
The square root of a product is the product of the square roots:
Since and
, we have